import pygame,time pygame.init() screen = pygame.display.set_mode([900, 700]) pygame.display.est_caption(弹球) red = 255,0,0 black = 0,0,0 x = 10 y = 10 dx = 2 dy = 1 redius = 10 KeepGoing = True whil
时间: 2024-04-12 15:34:19 浏览: 49
e KeepGoing:
for event in pygame.event.get():
if event.type == pygame.QUIT:
KeepGoing = False
screen.fill(black)
pygame.draw.circle(screen, red, (x, y), radius)
pygame.display.flip()
x += dx
y += dy
if x + radius > 900 or x - radius < 0:
dx *= -1
if y + radius > 700 or y - radius < 0:
dy *= -1
time.sleep(0.01)
pygame.quit()
相关问题
import pygame pygame.init() dis=pygame.display.set_mode((400,300)) pygame.display.update() pygame.display.set_caption('Snake game') game_over=False while not game_over: for event in pygame.event.get(): if event.type==pygame.QUIT: game_over=True pygame.quit() quit() 按照上述要求把这段代码补全
import pygame
pygame.init()
dis = pygame.display.set_mode((400, 300))
pygame.display.set_caption('Snake game')
game_over = False
while not game_over:
for event in pygame.event.get():
if event.type == pygame.QUIT:
game_over = True
# 在这里添加游戏的逻辑代码
pygame.display.update()
pygame.quit()
quit()
import pygame import sys pygame.init() SCREEN_WIDTH = 640 SCREEN_HEIGHT = 480 screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT)) pygame.display.set_caption("Resize Image") image = pygame.image.load("miaojv.jpg") image_rect = image.get_rect() scale = 1.0 min_scale = 0.5 max_scale = 10.0 last_click_time = 0 while True: for event in pygame.event.get(): if event.type == pygame.QUIT: pygame.quit() sys.exit() elif event.type == pygame.MOUSEBUTTONDOWN: if event.button == 1: # left click if event.type == pygame.MOUSEBUTTONDOWN and event.button == 1: # single click if pygame.time.get_ticks() - last_click_time < 300: # double click scale -= 1 if scale < min_scale: scale = min_scale else: # single click scale += 1 if scale > max_scale: scale = max_scale last_click_time = pygame.time.get_ticks() last_click_pos = event.pos screen.fill((255, 255, 255)) scaled_image = pygame.transform.scale(image, (int(image_rect.width * scale), int(image_rect.height * scale))) screen.blit(scaled_image, (SCREEN_WIDTH // 2 - scaled_image.get_width() // 2, SCREEN_HEIGHT // 2 - scaled_image.get_height() // 2)) pygame.display.flip() 改为直接从摄像头读取图片
好的,你可以将代码改为从摄像头读取图片并进行缩放显示。下面是修改后的代码:
```python
import cv2
import pygame
import numpy as np
pygame.init()
SCREEN_WIDTH = 640
SCREEN_HEIGHT = 480
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption("Resize Image")
cap = cv2.VideoCapture(0)
scale = 1.0
min_scale = 0.5
max_scale = 10.0
last_click_time = 0
while True:
ret, frame = cap.read()
if not ret:
continue
# 转换图像格式
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
for event in pygame.event.get():
if event.type == pygame.QUIT:
cap.release()
cv2.destroyAllWindows()
pygame.quit()
exit()
elif event.type == pygame.MOUSEBUTTONDOWN:
if event.button == 1: # left click
if event.type == pygame.MOUSEBUTTONDOWN and event.button == 1: # single click
if pygame.time.get_ticks() - last_click_time < 300: # double click
scale -= 1
if scale < min_scale:
scale = min_scale
else: # single click
scale += 1
if scale > max_scale:
scale = max_scale
last_click_time = pygame.time.get_ticks()
last_click_pos = event.pos
# 将图像转换为 Pygame Surface 对象
surf = pygame.surfarray.make_surface(frame)
# 缩放图像
scaled_surf = pygame.transform.scale(surf, (int(surf.get_width() * scale), int(surf.get_height() * scale)))
# 显示图像
screen.fill((255, 255, 255))
screen.blit(scaled_surf, (SCREEN_WIDTH // 2 - scaled_surf.get_width() // 2, SCREEN_HEIGHT // 2 - scaled_surf.get_height() // 2))
pygame.display.flip()
```
这个程序会不断读取摄像头数据,将其转换为 Pygame Surface 对象,然后在 Pygame 窗口中进行缩放显示。你可以通过按下 ESC 键或关闭 Pygame 窗口来退出程序。在程序运行过程中,你可以使用鼠标左键来进行缩放操作。